Finding the Fourth Proportional to 467,423,206.08, 645,063,017.28 and 258,575,748
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Solution
The fourth proportional to 467,423,206.08, 645,063,017.28 and 258,575,748 is: 356,845,038.99
Step by Step Solution
- Step 1: Write the proportion equation
467,423,206.08 : 645,063,017.28 = 258,575,748 : x - Step 2: Convert to fraction form
467,423,206.08/645,063,017.28 = 258,575,748/x - Step 3: Cross multiply
467,423,206.08x = 645,063,017.28 × 258,575,748 - Step 4: Simplify right side
467,423,206.08x = 166,797,652,200,312,928 - Step 5: Solve for x
x = 166,797,652,200,312,928/467,423,206.08 - Step 6: Final answer
x = 356,845,038.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.